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| author | Heiner Kallweit <hkallweit1@gmail.com> | 2021-08-01 12:41:31 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-08-03 13:58:22 +0200 |
| commit | d43c65b05b848e0b2db1a6c78b02c189da3a95b5 (patch) | |
| tree | 55e8a56bf50929280aa1eb05ef8229c05970fc11 /.gitignore | |
| parent | ethtool: move netif_device_present check from ethnl_parse_header_dev_get to e... (diff) | |
| download | linux-d43c65b05b848e0b2db1a6c78b02c189da3a95b5.tar.xz linux-d43c65b05b848e0b2db1a6c78b02c189da3a95b5.zip | |
ethtool: runtime-resume netdev parent in ethnl_ops_begin
If a network device is runtime-suspended then:
- network device may be flagged as detached and all ethtool ops (even if not
accessing the device) will fail because netif_device_present() returns
false
- ethtool ops may fail because device is not accessible (e.g. because being
in D3 in case of a PCI device)
It may not be desirable that userspace can't use even simple ethtool ops
that not access the device if interface or link is down. To be more friendly
to userspace let's ensure that device is runtime-resumed when executing the
respective ethtool op in kernel.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '.gitignore')
0 files changed, 0 insertions, 0 deletions